Tackless paper holder is an innovative and safe way to display documents, posters and pictures without leaving unsightly holes. No tacks, pins or staples. Mount in a library, classroom, office, hallway or anywhere you need quick and easy display space. Ideal for artwork, school work, photos, maps, schedules and more. Unique roller system provides secure hold and quick release. Board Type: Display Rail, Sticky-Vinyl Board Width: 24amp;quot; Board Height: 1amp;quot; Frame Material: Aluminum.